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| author | Andrzej Hajda <a.hajda@samsung.com> | 2015-12-14 11:06:02 +0100 |
|---|---|---|
| committer | Chanwoo Choi <cw00.choi@samsung.com> | 2015-12-15 10:02:03 +0900 |
| commit | c2957563ad0965c8bfb393dcd22ddb683dd1ff1c (patch) | |
| tree | 032f2a0ef33d60f9787e02e53d11d3871c519fe9 /drivers/extcon/extcon-max14577.c | |
| parent | 36e2693b68562d4b984b841c041ffa76370e9b7f (diff) | |
| download | linux-c2957563ad0965c8bfb393dcd22ddb683dd1ff1c.tar.bz2 | |
extcon: max14577: fix handling return value of regmap_irq_get_virq
The function can return negative values, so its result should
be assigned to signed variable.
The problem has been detected using proposed semantic patch
scripts/coccinelle/tests/assign_signed_to_unsigned.cocci [1].
[1]: http://permalink.gmane.org/gmane.linux.kernel/2046107
Signed-off-by: Andrzej Hajda <a.hajda@samsung.com>
Reviewed-by: Krzysztof Kozlowski <k.kozlowski@samsung.com>
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
Diffstat (limited to 'drivers/extcon/extcon-max14577.c')
| -rw-r--r-- | drivers/extcon/extcon-max14577.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/extcon/extcon-max14577.c b/drivers/extcon/extcon-max14577.c index 601dbd996487..b30ab97ce75f 100644 --- a/drivers/extcon/extcon-max14577.c +++ b/drivers/extcon/extcon-max14577.c @@ -692,7 +692,7 @@ static int max14577_muic_probe(struct platform_device *pdev) /* Support irq domain for max14577 MUIC device */ for (i = 0; i < info->muic_irqs_num; i++) { struct max14577_muic_irq *muic_irq = &info->muic_irqs[i]; - unsigned int virq = 0; + int virq = 0; virq = regmap_irq_get_virq(max14577->irq_data, muic_irq->irq); if (virq <= 0) |